<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>koa-bodyparser</title>
</head>
<body>
<form action="/tologin" method="post">
    <input type="text" placeholder="请输入您的用户名" name="username">
    <input type="password" placeholder="请输入您的密码" name="password">
    <input type="submit" value="登录">
</form>
</body>
</html>